5290640388 has 60 divisors (see below), whose sum is σ = 15088132752. Its totient is φ = 1603223280.

The previous prime is 5290640353. The next prime is 5290640393. The reversal of 5290640388 is 8830460925.

5290640388 is a `hidden beast` number, since 529 + 0 + 6 + 40 + 3 + 88 = 666.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 738670 + ... + 745797.

Almost surely, 2^5290640388 is an apocalyptic number.

It is an amenable number.

5290640388 is an abundant number, since it is smaller than the sum of its proper divisors (9797492364).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5290640388 is a wasteful number, since it uses less digits than its factorization.

5290640388 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1484494 (or 1484483 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 45.

The square root of 5290640388 is about 72736.7884086175. The cubic root of 5290640388 is about 1742.4864689119.

The spelling of 5290640388 in words is "five billion, two hundred ninety million, six hundred forty thousand, three hundred eighty-eight".